1. WorldMapR::testdata1
    Simulated data set 1
    csv| xlsx| json| ndjson| rda| rds
    data.frame|90 x 3
  2. WorldMapR::testdata1b
    Simulated data set 1b
    csv| xlsx| json| ndjson| rda| rds
    data.frame|46 x 4
  3. WorldMapR::testdata1c
    Simulated data set 1c
    csv| xlsx| json| ndjson| rda| rds
    data.frame|237 x 4